Vocabulary
What is a food web?
All the food chains combined in an ecosystem
What two inorganic compounds does photosynthesis convert to sugars?
CO2 and H2O
An elephant eats only plants that makes it a _________________.
Herbivore
What percent of the energy available in one trophic level is transferred to the next?
10%
All the food chains start with this source of energy
What is the sun?
What is a food chain?
Description of how energy in an ecosystem flows from one organism to another
What is a carnivore?
Organism that only eats flesh.
A tiger is a good example of this type of consumer _____________.
Carnivore
What do ecological pyramids show?
The relative amount of energy or matter contained within each trophic level in a food chain or web.
Which directions do arrows point in a food chain?
From the organisms that are eaten to those that do the eating
Define decomposer
Organism that feed off of dead and decaying remains of producers and consumers
What is an omnivore?
A consumer that eats both plants and flesh
Each step in a food chain or food web is called a _____________.
The base of the Energy pyramid is occupied by what feeding level and what percentage of energy is available
Producers have 100% energy
What is an organism that cannot make their own food?
Consumer
Fungi and bacteria are good examples of _______________
Decomposers
The 2nd level of the Energy pyramid is occupied by what feeding level and what percentage of energy is available
Primary Consumers get 10% of the energy
What is an organism that takes non-living matter and uses it to make food (energy) for itself with surplus for other organisms
Producer
Oak trees and wild flowers are good examples of ______________
The 3rd level of the Energy pyramid is occupied by what feeding level and what percentage of energy is available
The secondary consumers get 1% of the energy
Give an example of food chain with five levels (stay within the same biome)
Determined by class